Robtex

Up: 81.89.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 81.89.176.0/21
Down right: 81.89.184.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.89.178.3	A	kj15698.ws.pu.ru
81.89.178.137	A	sm16016.ws.pu.ru
81.89.179.255	PTR	vlan583.net.pu.ru
81.89.180.19	A+PTR	lm15477.ws.pu.ru
81.89.182.0	PTR	vlan514.net.pu.ru
81.89.182.142	A	ws142.med-ws.pu.ru
81.89.182.143	A	ws143.med-ws.pu.ru
81.89.182.164	A	ws164.med-ws.pu.ru
81.89.183.0	PTR	vlan70.net.pu.ru
81.89.183.26	A+PTR	v1.pu.ru
81.89.183.28	A	srv-sce.pu.ru
81.89.183.35	A	it-srv2.pu.ru
81.89.183.37	A	it-srv4.pu.ru
81.89.183.39	A	it-srv6.pu.ru
81.89.183.40	A	it-srv7.pu.ru
81.89.183.62	A	valek.pu.ru
81.89.183.65	A	bdc-ad.pu.ru
81.89.183.71	A	kodeks.pu.ru
81.89.183.85	A	cons.pu.ru
81.89.183.165	A	srvdc-ad.pu.ru
81.89.183.255	PTR	vlan70.net.pu.ru
81.89.184.0	PTR	vlan907.net.pu.ru
81.89.184.15	A	ek2531md.ws.pu.ru
81.89.184.40	A	ek2531r8a.ws.pu.ru
81.89.184.44	A	ek2531ptc10.ws.pu.ru
81.89.184.48	A+PTR	ek2531pk3.ws.pu.ru
81.89.184.57	A	ns.bio.pu.ru
81.89.184.57	A	www.insecta.bio.pu.ru
81.89.184.57	A	insecta.bio.pu.ru
81.89.184.64	A+PTR	ek2531a2.ws.pu.ru
81.89.184.68	A	ek2531a6.ws.pu.ru
81.89.184.73	A	ek2531b2.ws.pu.ru
81.89.184.80	A+PTR	ek2531sr1.ws.pu.ru
81.89.184.138	A	ip81-89-184-138.ws.pu.ru
81.89.184.145	A+PTR	ek2531-16.ws.pu.ru
81.89.184.171	A	ns1.bio.pu.ru
81.89.184.171	A	spboe.ru
81.89.184.183	A	ek2531prm4.ws.pu.ru
81.89.184.216	A	ns.embryo.pu.ru
81.89.184.216	A	ns.devbiol.org
81.89.184.216	A	mail.embryo.pu.ru
81.89.184.225	A+PTR	ip81-89-184-225.ws.pu.ru
81.89.184.232	A	of30752b.ws.pu.ru
81.89.187.184	A	gepruefte-tagungsstaetten.de
81.89.190.0	PTR	vlan616.net.pu.ru
81.89.190.40	A	testing.clan-wolf.ru
81.89.190.148	A	ts23588.ws.pu.ru
81.89.190.163	PTR	lm4728.ws.pu.ru
81.89.191.202	A	sb25294e.ws.pu.ru